irascibility       
noun [ U ]  formal uk/ɪˌræs.əˈbɪl.ə.ti/ us/ɪˌræs.əˈbɪl.ə.t̬i/
 易怒暴躁的性情
the quality of being made angry easily
  He has a reputation for irascibility. 他以暴躁著称。 
 There was as much affection as irascibility in her remark. 她的话里既有感情,也有暴躁。 
 See: irascible
 - More examples
 - He had a certain irascibility, which led to friction with those he did not admire.
 - What was really shyness, others saw as rudeness and irascibility.
 - "Why are you here?" she said with unusual irascibility.